What is the air quality trend in Senja?

Over the past 7 days, Senja had an average AQI of 187 based on station measurements. The worst day was 2026-10-15 with AQI 222.

How is Senja air quality measured?

Air quality in Senja is measured by ground-level monitoring stations that report PM2.5 and PM10 concentrations hourly. CERNS.IO aggregates readings from nearby stations and converts PM2.5 to the US EPA Air Quality Index (AQI) scale.

Air Quality History for Senja, Singapore

Name: Senja Air Quality History
Creator: CERNS.IO
License: https://creativecommons.org/licenses/by/4.0/

Historical PM2.5 and AQI trend from monitoring stations near Senja, Singapore.

141

Current AQI
Unhealthy for sensitive groups Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

167h

PM2.5 Station

167h · 11 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-10-20	162	156–172	76.5 µg/m³	88.1	23h	12
2026-10-19	161	125–172	79.4 µg/m³	90.6	24h	12
2026-10-18	160	130–187	75.1 µg/m³	86.8	24h	10
2026-10-17	201	179–233	144.0 µg/m³	166.7	24h	10
2026-10-16	205	184–239	150.1 µg/m³	172.9	24h	9
2026-10-15	222	193–247	171.4 µg/m³	198.0	24h	10
2026-10-14	204	170–285	141.1 µg/m³	163.3	24h	10

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